Update dotnet.yml to build a windows artifact · Drise13/PetsOptimizer@d707acf

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/upload-artifact@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The following actions uses Node.js version which is deprecated and will be forced to run on node20: actions/checkout@v2, actions/setup-dotnet@v3, actions/upload-artifact@v2. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

The "--output" option isn't supported when building a solution. Specifying a solution-level output path results in all projects copying outputs to the same directory, which can lead to inconsistent builds.

PetsOptimizer/JsonParser/JsonParser.cs#L25

Nullability of type of parameter 'existingValue' doesn't match overridden member (possibly because of nullability attributes).

PetsOptimizer/JsonParser/JsonParser.cs#L55

Nullability of type of parameter 'value' doesn't match overridden member (possibly because of nullability attributes).

PetsOptimizer/Program.cs#L18